module.animation('.content_animate', function () {
  return {
    enter: function(element, done) {
      element.css({
        position: 'relative',
        left:'10px',
        opacity: 0
      });

      element.animate({
        left:'0px',
        opacity: 1
      }, 286, done);
    },
    leave: function (element, done) {
      element.css({
        display: 'none'
      });
      element.animate({
      }, 0, done);

    }
  };
});
